[HttpPut("events/{eventId}/distances/{distanceId}/timerkids/{childId}")]
        [Authorize(AuthenticationSchemes = "Bearer", Roles = "Participant")]
        public async Task<IActionResult> TimerkidsRegistration([FromRoute] long eventId,
            [FromRoute]long distanceId,
            [FromRoute]long childId,
            [FromQuery]bool isBeneficiary,
            [FromQuery]long? promocodeId)
        {